From: Shaohua Li <shaohua.li@intel.com>
Date: Thu, 23 Mar 2006 11:00:06 +0000 (-0800)
Subject: [PATCH] swsusp: drain high mem pages
X-Git-Tag: firefly_0821_release~37493
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e4e4d665560c75afb6060cb43bb6738777648ca1;p=firefly-linux-kernel-4.4.55.git

[PATCH] swsusp: drain high mem pages

Highmem could be in pcp list as well.

Signed-off-by: Shaohua Li<shaohua.li@intel.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 1b46c2da5a50..c5863d02c89e 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -123,6 +123,7 @@ int save_highmem(void)
 	int res = 0;
 
 	pr_debug("swsusp: Saving Highmem");
+	drain_local_pages();
 	for_each_zone (zone) {
 		if (is_highmem(zone))
 			res = save_highmem_zone(zone);